continental drift:Wegner's idea that the continents slowly moved over Earth's surface became known as continental drift fossil:is any trace of an ancient living organism that has been preserved in a rock Pangaea:all lands
Outline
Theory of the Continental Drift
In 1910 Wegener proposed of a hypothesis.It was about Pangea,a singlelandmass that existed 225 million years ago.He supported his idea with evidence from landforms,fossils, and climate.
Evidence from landforms
Evidence from fossils
Evidence from climate
Scientists Reject Wegener's Theory
Wegener couldn't provide a satisfactory explanation for the force that pushes or pulls the continents.
Table of Contents
1.3 Drifting Continents
Vocabulary:
continental drift:Wegner's idea that the continents slowly moved over Earth's surface became known as continental driftfossil:is any trace of an ancient living organism that has been preserved in a rock
Pangaea:all lands
Outline
Theory of the Continental Drift
Scientists Reject Wegener's Theory